Transmission

Any configuration. Any voltage. Any terrain.

Irby is Looking for A Few Good (Line)Men

We’re hiring! Take a look at our careers page for more information.

Emergency Restoration

Hurricane season is here and we are ready!

Bozeman Road Distribution Work

Featured Distribution Project

Irby Construction was awarded the Bozeman Road Project in May of 2017 by Entergy Mississippi. The project scope consisted of adding three new circuits out of the existing Bozeman Rd Substation in Madison, MS due to a new transformer addition.

Port St. Joe to Callaway 230kV Rebuild

Emergency Storm Restoration

Hurricane Michael made landfall on October 10th, 2018 near Mexico Beach, Florida. Duke Energy’s 230kV 34-mile PX line from Port St. Joe to Callaway was damaged beyond repair.

IRBY CONSTRUCTION COMPANY builds power infrastructure on a turnkey basis. As a premier transmission construction company, we have built high-voltage power line projects that span the entire United States— from the pacific coast to the eastern seaboard. Our work has even taken us to other countries across the globe. Irby also constructs and connects substations and distribution systems. So, our scope of services covers power delivery systems every step of the way—from generation, down the line and into homes and businesses. 

We’re Like Family at Irby

We started as a family business and have carried that culture forward. There’s a pride that comes with working here and it shows in our work. Irby Construction Company’s extraordinary record of success can be attributed to our people who are among the most respected, experienced and talented in the industry. More than a company name that has been around for generations, Irby brings to the table a team of people who have been in this business for decades.

Want to learn more about us? Watch the video here or on Vimeo.

FEATURED PROJECTS

WATTS IN THE NEWS

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HIRE IRBY

Submit an RFP, learn about our capabilities, or tell us about a  project.

JOIN THE IRBY TEAM

Learn about current openings or contact us by clicking here

EMPLOYEE INFO

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CONTACT HR DIRECT:

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CONTACT US:

318 Old Highway 49 South
Richland, Mississippi 39218-9449

Phone: 601-709-4729
Email: [email protected]

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Irby Construction Company

Irby Construction Company is hiring a Journeyman Electrician for Texas, Colorado, and New Mexico. Applicants must be legally authorized to work in the United States. No employer sponsorship is offered for this position. To learn more about the position and to apply, visit: www.irbyconstruction.com/careers/ ... See MoreSee Less
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Helicopter Precision on Job 3310#IrbyConstruction #AbsolutePerformance #wearequanta #quantaprojects #flordia Quanta Services, Inc. ... See MoreSee Less
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Irby crews setting the scene in Texas on job 3452 with replacement of 32 new containment structures. #IrbyConstruction #AbsolutePerformance #wearequanta #quantaprojects #texas Quanta Services, Inc. ... See MoreSee Less
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Happy Fourth of July, Team Irby! Wishing you a safe, fun, and memorable holiday weekend.#fourthofjuly #IndependenceDay #IrbyConstruction #AbsolutePerformance #wearequanta Quanta Services, Inc. ... See MoreSee Less
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No matter how long you’ve been with or interacted with Irby, chances are you’ve crossed paths with a Berry!Greg Berry is the Director of Recruiting and Special Projects at our Corporate Office and has been with Irby for nearly 40 years. His personal motto? “Leave things better than I found them.” And he certainly does.Want to learn more about Greg and discover one of his unexpected hobbies? (Hint: 🐝) Click below: content.app-us1.com/WpZJ1/2025/06/19/9f4a1c0e-32e0-47de-b6ea-bf1e1ac5361d.pdf#IrbyConstruction #AbsolutePerformance #WeAreQuanta #EmployeeSpotlight Quanta Services, Inc. ... See MoreSee Less
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Irby Construction Company is hiring a Safety Coordinator in Florida! Applicants must be legally authorized to work in the United States. No employer sponsorship is offered for this position. To learn more about the position and to apply, visit: www.irbyconstruction.com/careers/ ... See MoreSee Less
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Irby Construction Company is a wholly-owned subsidiary of Quanta Services, Inc. (NYSE: PWR).